NHA EKG CERTIFICATION LATEST EXAM 2023-2024 REAL EXAM 200 QUESTIONS AND CORRECT ANSWERS(VERIFIED ANSWERS)|AGRADE

NHA EKG CERTIFICATION LATEST EXAM 2023-

2024 REAL EXAM 200 QUESTIONS AND

CORRECT ANSWERS(VERIFIED

ANSWERS)|AGRADE

EKG characteristics common to junctional rhythms - ANSWER- P wave

absent/inverted,

QRS is on long end of normal

What are injury and Infarction? - ANSWER- Injury: ST depression

Infarction: ST elevation

The brown lead in a 5-lead telemetry monitoring provide similar information to

which other lead? - ANSWER- Ground lead

What is a wandering baseline caused by? What does it represent? Explain 2 ways

to reduce artifact? - ANSWER- Wandering baseline: improper lead placement,

where they may be place above limb leads so have patient relax and breathe slowly

A seizure is an example of what type of artifact? - ANSWER- Somatic Tremor

What are the 2 classic signs of myocardial ischemia? - ANSWER- ST segment

depression, and T wave inversion

Which type of second degree heart block has an elongating PR interval? -

ANSWER- 1st degree heart block

Which type of heart block is also called Wenckebach? - ANSWER- Second

Degree Type 1

A diagnostic test involving injecting dye into the coronary arteries and taking a

moving x-ray. It is usually ordered to detect coronary artery occlusion. -

ANSWER- Angiography

What are the differences between an echocardiogram, electrocardiograph, and

electrocardiogram? - ANSWER- Echocardiogram: send waves to the look are the

heart


Electrocardiograph: The machine

Electrocardio(gram): The paper (light)

What is the most abundant electrolyte in the intracellular fluid of the cardiac

myocardium? - ANSWER- Calcium

What disease process can be diagnosed by an EKG? - ANSWER- Arrhythmias

Which coronary artery is known as the "widow-maker" - ANSWER- Left Artery

Descending

Which method of determining rhythm rate is the most accurate? - ANSWER- 1500

method

What is the difference between arteriosclerosis and atherosclerosis? - ANSWER-

(Ar)teriosclerosis: Hardening of arteries

(Ath)erosclerosis: Buildup of fat in the arteries

When is telemetry monitoring indicated (who are they for?) and where are the

electrodes placed? - ANSWER- Telemetry monitoring are for patients at High Risk

for Cardiac Complications.

The electrode placement:

- White: R shoulder

- Black: L shoulder

- Green: R leg

- Red: L leg

- Brown: on rib (NHA said but it should be ICS because if you put on rib it causes

electrical interference)

For EKG monitoring, instruct patient to remain as still as possible for ___ seconds

- ANSWER- 10 seconds

Explain the length of time and indications (reasons) for a Holter (ambulatory)

monitoring. - ANSWER- 24-72 hrs. and may help detect problems that don't

appear in a 12 lead EKG

Patients with Holter Monitors should or should not continue with normal exercise

routines? - ANSWER- Patient Should continue with normal exercise routine.


What should a patient do when they experience itching, swelling or redness where

the electrodes are placed? - ANSWER- They should notify CET

What kind of test requires patients to keep a journal or diary? - ANSWER- Holter

Monitor

What should a patient record in their journal for monitoring? When should a client

press the event maker? - ANSWER- - The patient should record symptoms,

medications taken, physical activity, and sleep

- Press event marker: when experiencing symptoms

What is also used during a stress test, in addition to electrodes? - ANSWER- A

treadmill

How should a CET prepare a patient before the stress test? - ANSWER- CET

informs patient

What instructions would you state to a patient in case electrodes for a Holter

Monitor fall off or malfunction? - ANSWER- Patient should be instructed to notify

staff and have CET replace them

What instructions should the patient be aware of regarding eating, drinking,

smoking, and medications? What is the time period? Will the patient be allowed to

smoke the night before? - ANSWER- - Patient can't eat before exam

- Can't drink or smoke 3 hours before exam

(MCL) Where should the brown lead of a five lead EKG be placed? When is it

used? - ANSWER- Placed just below the right bottom of the sternum

What kind of EKG is required for patients younger than 2 years old? For patients

ages 2-8? Older than 8? - ANSWER- 2 and younger: Right-sided EKG is required

2-8: Right-sided EKG

Older than 8: 12 lead EKG

What is the VS range of each? (<2>8) - ANSWER- Patients <2>

rate, 30-60 respiration, 96-99 F

(2-8): 80-150 rate, 15-34 respiration,96-98F

(>8): 70-120 rate, 18-30 resp, 96-98 F

What is the ventricular rate of junctional tachycardia? - ANSWER- 100-180


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